cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A084482 Primes base 10 that remain primes in all nine bases b, 2<=b<=10, when the expansions are interpreted as decimal numbers.

Table of values

n a(n)
1 50006393431
2 727533146383
3 2250332130313
4 2651541199513
5 4437592255351
6 4877749016143
7 6777899690983
8 7417899095713
9 7431376081543
10 7766799025303
11 9078654198463
12 10712216924641
13 12244626455491
14 13562282568103
15 14180813918071
16 14833027106593
17 19479075240913
18 19971686697103
19 23196986067193
20 34431442237963
21 36429184518721
22 49198998504223

List of values

[50006393431, 727533146383, 2250332130313, 2651541199513, 4437592255351, 4877749016143, 6777899690983, 7417899095713, 7431376081543, 7766799025303, 9078654198463, 10712216924641, 12244626455491, 13562282568103, 14180813918071, 14833027106593, 19479075240913, 19971686697103, 23196986067193, 34431442237963, 36429184518721, 49198998504223]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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